Category: Communications

Communications and Networking

  • Free RF Connectivity Tool

    While at the recent Sensors Expo, I had a conversation with Anaren that drove home a point: with all of the focus on all of…

  • Auto-Updating Autos

    So you’re merrily toodling around rugged mountain roads – the kind with a 3000-foot cliff up on one side and a 3000-foot cliff down the…

  • Is Exactly-Once Delivery Possible with MQTT?

    We looked at MQTT, along with various other messaging protocols, not too long ago. Included in the discussion was a brief mention of MQTT having…

  • Vertically Integrated BLE Module

    So you want to get into the wireless gadget business, eh? And you want to go with Bluetooth Low Energy (BLE)? You’re in good company…

  • Zigbee/Thread Collaboration

    Zigbee has a long history and is presumably familiar to our readers (at least at some level). It’s got the 802.15.4 physical layer, its own…

  • Message Protocols: Data-Centric vs. Data-Centric

    We’ve looked at the DDS protocol before, but in a recent extended LinkedIn discussion that responded to a prior protocol article, RTI CEO Stan Schneider…

  • Getting Onto the IoT

    Today we talk IoT enablement. Two sources with different goals. The first one is a platform called iChipNet from ConnectOne (we’ve seen their modules before).…

  • Optimizing at the Cellphone Antenna

    So you run across an announcement from Imec that they’ve presented a circuit at ISSCC that involves tuning to match changing antenna impedances in cell…

  • Microsemi Moves GNSS Indoors

    Much of the cellular build-out in areas that already have coverage is happening through small cells. It’s like we’ve gotten the broad brush strokes in…

  • 12-Way MEMS Switch

    MEMS is entering yet another space traditionally done with electronics: RF switching. The switching comes as a result of the ridiculous number of bands (currently…